From 0a16ba7866fd5cd802d49801a099f4c558ce99c7 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Thu, 10 May 2012 09:56:34 +0200 Subject: [PATCH] s390/pfault: use __set_task_state Use __set_task_state() instead of set_task_state(). Saves a couple of instructions, since the memory barrier is not needed here. Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky --- arch/s390/mm/fault.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 4306f5e75a33..a9c11aa57450 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -586,7 +586,7 @@ static void pfault_interrupt(struct ext_code ext_code, /* signal bit not set -> a real page is missing. */ if (tsk->thread.pfault_wait == 1) { /* Already on the list with a reference: put to sleep */ - set_task_state(tsk, TASK_UNINTERRUPTIBLE); + __set_task_state(tsk, TASK_UNINTERRUPTIBLE); set_tsk_need_resched(tsk); } else if (tsk->thread.pfault_wait == -1) { /* Completion interrupt was faster than the initial @@ -602,7 +602,7 @@ static void pfault_interrupt(struct ext_code ext_code, get_task_struct(tsk); tsk->thread.pfault_wait = 1; list_add(&tsk->thread.list, &pfault_list); - set_task_state(tsk, TASK_UNINTERRUPTIBLE); + __set_task_state(tsk, TASK_UNINTERRUPTIBLE); set_tsk_need_resched(tsk); } }